tinba | 366e4d1ba7ae71312c8949ce02fd6c4c62f1994c21e50aeeae13baba4a0ebc6c

Analysis

max time kernel
7s
max time network
9s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
31/03/2024, 21:29

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General

Target
5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe
Size 88KB
Sample240331-1b3w4adb82
SHA256 366e4d1ba7ae71312c8949ce02fd6c4c62f1994c21e50aeeae13baba4a0ebc6c
MD5 5e999c6e5836ccfb91797914bb56e28d
SHA1 7b33c6856a96106e93d3c3daf296c1c4196fb373
SHA512 38478a89c81b20f7219c3977565dec079d211a78621eae273526f9c5f4f9e5084d8853ea828a7ce16b759ca636b537f8beaf537eb0a0c5bfcc89359d297392e3
SSDEEP 1536:d5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:d5fvp12UFKcD/6jwqWsN
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\508C53D1 = "C:\\Users\\Admin\\AppData\\Roaming\\508C53D1\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3368	winver.exe
3368	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3368	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 3368	2640	5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe	88
PID 2640 wrote to memory of 3368	2640	5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe	88
PID 2640 wrote to memory of 3368	2640	5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe	88
PID 2640 wrote to memory of 3368	2640	5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe	88
PID 3368 wrote to memory of 3320	3368	winver.exe	57
PID 3368 wrote to memory of 2892	3368	winver.exe	50
PID 3368 wrote to memory of 2932	3368	winver.exe	51
PID 3368 wrote to memory of 3032	3368	winver.exe	52
PID 3368 wrote to memory of 3320	3368	winver.exe	57
PID 3368 wrote to memory of 3460	3368	winver.exe	58
PID 3368 wrote to memory of 3700	3368	winver.exe	59

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2892

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2932

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:3032

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3320
- C:\Users\Admin\AppData\Local\Temp\5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5e999c6e5836ccfb91797914bb56e28d_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3368

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3460

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2640-3-0x00000000022E0000-0x0000000002CE0000-memory.dmp

Download

memory/2640-0-0x0000000002160000-0x0000000002161000-memory.dmp

Download

memory/2640-9-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/2892-16-0x00000000006B0000-0x00000000006B6000-memory.dmp

Download

memory/2932-18-0x0000000000520000-0x0000000000526000-memory.dmp

Download

memory/2932-13-0x0000000000520000-0x0000000000526000-memory.dmp

Download

memory/3032-14-0x0000000000D60000-0x0000000000D66000-memory.dmp

Download

memory/3320-1-0x0000000000750000-0x0000000000756000-memory.dmp

Download

memory/3320-2-0x0000000000750000-0x0000000000756000-memory.dmp

Download

memory/3320-6-0x00007FFCAB8AD000-0x00007FFCAB8AE000-memory.dmp

Download

memory/3320-15-0x0000000000780000-0x0000000000786000-memory.dmp

Download

memory/3320-8-0x00007FFCABA40000-0x00007FFCABA41000-memory.dmp

Download

memory/3368-4-0x0000000000950000-0x0000000000956000-memory.dmp

Download

memory/3368-7-0x00000000004B0000-0x00000000004C2000-memory.dmp

Download

memory/3368-5-0x0000000077472000-0x0000000077473000-memory.dmp

Download

memory/3460-17-0x00000000005B0000-0x00000000005B6000-memory.dmp

Download

memory/3700-19-0x0000000000230000-0x0000000000236000-memory.dmp

Download